first of all look at what I did a minute ago for someone else:
http://www.jiskha.com/display.cgi?id=1452820078
Jill’s room is 12.5 feet long and 11.5 feet wide. She made a scale drawing of the room with a scale of 0.5 inch = 2 feet. What is the perimeter of Jill’s room in the drawing?
A. 12 inches
B. 24 inches
C. 48 inches
D. 96 inches
3 answers
12.5 ft (.5 in/2 ft) = 3.125 in
11.5 ft (.5 in/ 2 ft) = 2.875 in
so
2*3.125 + 2*2.875 = 12 in
11.5 ft (.5 in/ 2 ft) = 2.875 in
so
2*3.125 + 2*2.875 = 12 in
Do you have video of the break down of how you got 3.125 and 2.875
1 answer